package com.changgou.goods.dao;

import com.changgou.goods.pojo.Brand;
import org.apache.ibatis.annotations.Select;
import tk.mybatis.mapper.common.Mapper;

import java.util.List;

public interface BrandMapper extends Mapper<Brand> {

    @Select("SELECT id FROM tb_brand WHERE name=#{brandName}")
    Integer findIdByBrandName(String brandName);

    @Select("SELECT name FROM tb_brand WHERE id in(SELECT brand_id FROM tb_category_brand WHERE category_id=#{id})")
    List<String> findBrandName(int categoryId);
}
